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/* x86-64 PLT trampoline register save macros.
Copyright (C) 2024 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#ifndef DL_STACK_ALIGNMENT
/* Due to GCC bug:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=58066
__tls_get_addr may be called with 8-byte stack alignment. Although
this bug has been fixed in GCC 4.9.4, 5.3 and 6, we can't assume
that stack will be always aligned at 16 bytes. */
# define DL_STACK_ALIGNMENT 8
#endif
/* True if _dl_runtime_resolve should align stack for STATE_SAVE or align
stack to 16 bytes before calling _dl_fixup. */
#define DL_RUNTIME_RESOLVE_REALIGN_STACK \
(STATE_SAVE_ALIGNMENT > DL_STACK_ALIGNMENT \
|| 16 > DL_STACK_ALIGNMENT)
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